onViewFinderTap method

void onViewFinderTap(
  1. TapDownDetails details,
  2. BoxConstraints constraints
)

Implementation

void onViewFinderTap(TapDownDetails details, BoxConstraints constraints) {
  if (controller == null) return;

  final CameraController cameraController = controller!;

  final offset = Offset(details.localPosition.dx / constraints.maxWidth,
      details.localPosition.dy / constraints.maxHeight);

  cameraController.setExposurePoint(offset);
  cameraController.setFocusPoint(offset);
}